package thread;

//单例,饿汉模式
//唯一实例创建时机非常早，类似于饿了很久的人，看到了吃的就赶紧开始吃（急迫）
class Singleton {
    private static Singleton instance = new Singleton();

    public static Singleton getInstance() {
        return instance;
    }

    private Singleton() {

    }
}
public class Demo27 {
    public static void main(String[] args) {
        Singleton s1 = Singleton.getInstance();
        Singleton s2 = Singleton.getInstance();
        System.out.println(s1 == s2);

        //Singleton s3 = new Singleton();
    }
}
